Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5115520 | Apparatus and methods for sealing a leaking toilet tank valve | Peter Colebrook, Jamil A. Razzak, Alan A. Clifton | 1992-05-26 | $16,390,000 |
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "The Boeing", "item": "https://www.patentleaderboard.com/company/the-boeing"}, {"@type": "ListItem", "position": 3, "name": "Robert H. Denkmann", "item": "https://www.patentleaderboard.com/inventor/u5yugw96qokmko4xqzcheqkud"}]}
Skip to contentShowing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5115520 | Apparatus and methods for sealing a leaking toilet tank valve | Peter Colebrook, Jamil A. Razzak, Alan A. Clifton | 1992-05-26 | $16,390,000 |